import CutLine from './components/cutLine'
import StudyUseState from './components/studyUseState'
import StudyUseEffect from './components/studyUseEffect'
import StudyUseMome from './components/studyUseMemo'
import StudyUseRef from './components/studyUseRef'
import StudyUseCallback from './components/studyUseCallback'

function App() {
   

    return (
        <div>
            <div className="centerCanter">
                
                {/* <StudyUseState /> */}
                {/* <StudyUseEffect/> */}
                {/* <StudyUseMome/> */}
                {/* <StudyUseRef /> */}
                <StudyUseCallback/>

            </div>
            <CutLine />
        </div>
    )
}

export default App
